Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Nov. 25, 2012	Nov. 27, 2011
Cash flows from operating activities:
Net income	$ 468.7	$ 277.2
Income from discontinued operations		0.1
Income from continuing operations	468.7	277.1
Adjustments to reconcile income from continuing operations to net cash flows from operating activities:
Depreciation and amortization	185.8	186.5
Asset impairment charges	4.6	7.4
Earnings of affiliates in excess of distributions	(5.4)	(11.2)
Share-based payments expense	27.8	24.4
Contributions to pension plans	(10.1)	(71.5)
Pension expense	11.4	12.4
Other items	(11.0)	(19.1)
Change in operating assets and liabilities excluding effects of business acquisitions and dispositions:
Accounts receivable	(109.9)	(115.1)
Inventory	(335.4)	(228.9)
Deferred income taxes and income taxes payable, net	(2.5)	85.1
Prepaid expenses and other current assets	19.7	(34.2)
Accounts payable	226.4	347.4
Accrued payroll	(13.3)	11.3
Other accrued liabilities	21.8	15.9
Net cash flows from operating activities - continuing operations	478.6	487.5
Net cash flows from operating activities - discontinued operations		2.4
Net cash flows from operating activities	478.6	489.9
Cash flows from investing activities:
Additions to property, plant and equipment	(180.4)	(160.5)
Sale of property, plant and equipment	3.9	5.7
Purchase of businesses and intangible assets	(268.6)	(57.5)
Other	(1.5)
Net cash flows from investing activities	(446.6)	(212.3)
Cash flows from financing activities:
Net short-term borrowings	(40.0)
Issuance of long-term debt	743.0
Repayment of long-term debt	(34.2)	(348.1)
Repurchase of ConAgra Foods, Inc. common shares	(238.6)	(84.0)
Cash dividends paid	(195.3)	(189.7)
Exercise of stock options and issuance of other stock awards	102.9	88.8
Other items	1.5
Net cash flows from financing activities	339.3	(533.0)
Effect of exchange rate changes on cash and cash equivalents	2.5	(10.5)
Net change in cash and cash equivalents	373.8	(265.9)
Cash and cash equivalents at beginning of period	103.0	972.4
Cash and cash equivalents at end of period	$ 476.8	$ 706.5